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Sherlotronics 3Amp Lithium Backup PSU

R550,00 (Incl. VAT)

SKU SH.3A_Lithium Categories ,

Sherlotronics 3Amp Lithium Backup PSU



  • Charging of 7AMP Lithium batteries
  • Alarm panel Battery backup
  • CCTV Battery backup
  • Backup power supply for door controller.
  • Magnetic lock for an Access Control solution


  • Microprocessor Controlled Charging Output
  • Low Battery Switch off @ 11V DC ± 5%
  • Over Voltage protection on Battery charging above 15V DC ± 5%
  • Resettable Fuse Protection on DC Output
  • Fuse Protection on AC input
  • 50mA Quiescent Current power Failure
  • ABS UL994 HB flame resistant plastic enclosure

Technical Specifications

  • Input Voltage Range: 110V ~ 230V AC 50Hz
  • Output Voltage: 13V ~ 14.4V Adjustable
  • Max Current output: 3A DC / 35Watts
  • Relay contact rating: 10A
  • AC Fail output rating: 140mA Positive switching
  • Operating temp: -3°C to 60°C
  • Dimensions (lxbxh): 200 x 180 x 87mm
  • Gross Weight: 0.895Kg
  • Warranty: 12 Months.

This device is a 12V DC power supply unit designed to charge 12V DC Lithium batteries with a Max Amp Hour rating of 8AH


This device is intended to ONLY Charge 12VDC Lithium batteries with a max capacity ampere hour rading of 8ah. A bigger battery may result in a power supply not operating correctly.

This device can be used to charge lead acid batteries, but will be limited to charging rate of 1amp.

Lithium Batteries

Installation Manual


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